Date: Mon, 25 Aug 2003 17:02:27 -0400 (EDT) From: John Baldwin <jhb@FreeBSD.org> To: mikej@trigger.net Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: HTT on current Message-ID: <XFMail.20030825170227.jhb@FreeBSD.org> In-Reply-To: <1764.63.139.119.223.1061605432.squirrel@webmail.trigger.net>
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On 23-Aug-2003 mikej@trigger.net wrote: >> On Fri, Aug 22, 2003 at 07:03:03PM -0400, mikej@trigger.net wrote: >>> > That is not an SMP kernel. An SMP kernel (with APIC_IO) would not >>> print >>> > out >>> > the pcib0 interrupt routing messages. >>> > >>> > -- >>> >>> So whats the problem here? >> >> See above. >>> How come the CPUs dont show up in top. >> >> See above. >> >>> How do i realy know the system sees 2, and actually utilizes them? >>> Is there anything else i have to do other than enable SMP options in >>> the kernel? >> >> Enable *ALL* of the SMP options in the kernel. See above. >> >> Kris > > Well i've enabled all SMP options, recompiled and rebooted. The CPUs now > properly show up in dmesg and i can see the C header in top. However no > processes seem to be being assigned to cpu 1. Why is the schedueler only > using CPU 0? This wasnt the behaviour in stable. This is intentional since HTT usually makes things slower. Check out sysctl machdep.hlt_logical_cpus. If you set it to zero, you're CPU will be used. -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/
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